Kelkoo is leading in Top 100K Sites and Top 1M Sites.
ReferLocal has better usage coverage in more websites categories. Including Business & Industry, News & Media, Computer & Electronics, People & Society and 9 other categories.
Kelkoo is leading in Shopping, Religion & Spirituality and Children.
Kelkoo is leading in most countries, including France, Czech Republic, Denmark, Germany and 8 other countries.
ReferLocal is leading in United States and Japan.